Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    15/11/2023, 22:38

General

  • Target

    59a9da7200965139a59c8785df7fc121ad0c0857e22e6dd161ecc1eea1a7169a.dll

  • Size

    1.3MB

  • MD5

    0341d867e0e111f927a9a1ae679ec9af

  • SHA1

    9c93cfcc7ca9365f4052a4f047175fad50b1a356

  • SHA256

    59a9da7200965139a59c8785df7fc121ad0c0857e22e6dd161ecc1eea1a7169a

  • SHA512

    db276a8df88c7183b4f703dc8d374f1878b7b9acdec8df8ca703215680aa33952519d42a8f23b717841efe6aff91f1adf6be4478836f1d6870115a4e563a162a

  • SSDEEP

    12288:ntCtvNv+h26xiWZu8xDPtgPuSYAuXIPY2wKg7oGviTVp7OC0aO:ntChNv+ceiWjDVgyAurCg7osJ1

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • Dridex payload 12 IoCs

    Detects Dridex x64 core DLL in memory.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\59a9da7200965139a59c8785df7fc121ad0c0857e22e6dd161ecc1eea1a7169a.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2344
  • C:\Windows\system32\rrinstaller.exe
    C:\Windows\system32\rrinstaller.exe
    1⤵
      PID:2708
    • C:\Users\Admin\AppData\Local\oKjEEJ\rrinstaller.exe
      C:\Users\Admin\AppData\Local\oKjEEJ\rrinstaller.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:2492
    • C:\Windows\system32\Utilman.exe
      C:\Windows\system32\Utilman.exe
      1⤵
        PID:1276
      • C:\Users\Admin\AppData\Local\mOJhR\Utilman.exe
        C:\Users\Admin\AppData\Local\mOJhR\Utilman.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:900
      • C:\Windows\system32\psr.exe
        C:\Windows\system32\psr.exe
        1⤵
          PID:2840
        • C:\Users\Admin\AppData\Local\XBKr9aE\psr.exe
          C:\Users\Admin\AppData\Local\XBKr9aE\psr.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:2580

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\XBKr9aE\WTSAPI32.dll

                Filesize

                1.3MB

                MD5

                8a3f9e3f454cc3641966d4d6890dbc11

                SHA1

                f7e5e62f9a4e72dd6e092935121c08126110a635

                SHA256

                906b1be9217133b5daae621c23bfe3bdbc4313f104b0cc405d7064bd01b7e679

                SHA512

                f43deba708cf798af76576d93f964cac2ae5a8e1f9bdc314184a672884ae04be0a4e6b0de06927d13e4de5ecb4aac9f7184b187f46107edb01b7ca814f43c03f

              • C:\Users\Admin\AppData\Local\XBKr9aE\psr.exe

                Filesize

                715KB

                MD5

                a80527109d75cba125d940b007eea151

                SHA1

                facf32a9ede6abfaa09368bfdfcfec8554107272

                SHA256

                68910f8aae867e938b6a3b76cdf176898ba275d9ade85b4ce00b03232de4c495

                SHA512

                77b86a597c33af8d3fbd9711f4abe6e0ca33b86279b1d28a25dcf3545a34b221be1ad7d11004d016203809cead1ebfd4b7e889ee9df2efc100eabf77963c1774

              • C:\Users\Admin\AppData\Local\XBKr9aE\psr.exe

                Filesize

                715KB

                MD5

                a80527109d75cba125d940b007eea151

                SHA1

                facf32a9ede6abfaa09368bfdfcfec8554107272

                SHA256

                68910f8aae867e938b6a3b76cdf176898ba275d9ade85b4ce00b03232de4c495

                SHA512

                77b86a597c33af8d3fbd9711f4abe6e0ca33b86279b1d28a25dcf3545a34b221be1ad7d11004d016203809cead1ebfd4b7e889ee9df2efc100eabf77963c1774

              • C:\Users\Admin\AppData\Local\mOJhR\DUI70.dll

                Filesize

                1.5MB

                MD5

                52a34d1a05782bbaa7a8b77588d691f4

                SHA1

                5ea08473ceb0eb079b9bd6f9d4af06dd7780639e

                SHA256

                e54c15a9482ac0a50b50de8272324f8a305f3ac7c19d813932db632218c74d5b

                SHA512

                33b93053f2967d20b76f848f16ea1bfed91467221131220a69d277918109fba0c65b48ebef21fd1245b384ee1a4475bb71f144f53fe4f99d2816b789a1fe31d2

              • C:\Users\Admin\AppData\Local\mOJhR\Utilman.exe

                Filesize

                1.3MB

                MD5

                32c5ee55eadfc071e57851e26ac98477

                SHA1

                8f8d0aee344e152424143da49ce2c7badabb8f9d

                SHA256

                7ca90616e68bc851f14658a366d80f21ddb7a7dd8a866049e54651158784a9ea

                SHA512

                e0943efa81f3087c84a5909c72a436671ee8cc3cc80154901430e83ec7966aac800ad4b26f4a174a0071da617c0982ceda584686c6e2056e1a83e864aca6c975

              • C:\Users\Admin\AppData\Local\mOJhR\Utilman.exe

                Filesize

                1.3MB

                MD5

                32c5ee55eadfc071e57851e26ac98477

                SHA1

                8f8d0aee344e152424143da49ce2c7badabb8f9d

                SHA256

                7ca90616e68bc851f14658a366d80f21ddb7a7dd8a866049e54651158784a9ea

                SHA512

                e0943efa81f3087c84a5909c72a436671ee8cc3cc80154901430e83ec7966aac800ad4b26f4a174a0071da617c0982ceda584686c6e2056e1a83e864aca6c975

              • C:\Users\Admin\AppData\Local\oKjEEJ\MFPlat.DLL

                Filesize

                1.3MB

                MD5

                be1c23bbc51c64b1df465270722855a3

                SHA1

                8f1a580c325a76e3f4d1a9ac1e7c70404d37eea7

                SHA256

                a5533ded5e901d409aa6f389734ff99b260f3ed585f3fa5d327ce77f57acd90b

                SHA512

                d1c2504343c8840360b259a1a2c31dd90b300ccc934d08baff58a5ba87c7e9c59eeb02a4d2c00b9782069cf402557ff4ea5c3018617ca625c2266948b2d15c80

              • C:\Users\Admin\AppData\Local\oKjEEJ\rrinstaller.exe

                Filesize

                54KB

                MD5

                0d3a73b0b30252680b383532f1758649

                SHA1

                9f098d2037e4dd94eca6d04c37b3d4ad8b0cc931

                SHA256

                fc8a992b6ac311e1b1491ec3e31e273a41f7fdf3f68176321307b68489a03fbc

                SHA512

                a7961f4d8d0e07959d1501d721c7751b01af6704c7da5c1f31e40de5372ee6a1fce2f3e0077c8e6a1bed017e11ce4be9b0d17c04e30b222fb3f0df67b870b2d4

              • C:\Users\Admin\AppData\Local\oKjEEJ\rrinstaller.exe

                Filesize

                54KB

                MD5

                0d3a73b0b30252680b383532f1758649

                SHA1

                9f098d2037e4dd94eca6d04c37b3d4ad8b0cc931

                SHA256

                fc8a992b6ac311e1b1491ec3e31e273a41f7fdf3f68176321307b68489a03fbc

                SHA512

                a7961f4d8d0e07959d1501d721c7751b01af6704c7da5c1f31e40de5372ee6a1fce2f3e0077c8e6a1bed017e11ce4be9b0d17c04e30b222fb3f0df67b870b2d4

              • C:\Users\Admin\AppData\Roaming\Adobe\Flash Player\AssetCache\SFSCSH8P\ErEZdxW1J\WTSAPI32.dll

                Filesize

                1.3MB

                MD5

                8a3f9e3f454cc3641966d4d6890dbc11

                SHA1

                f7e5e62f9a4e72dd6e092935121c08126110a635

                SHA256

                906b1be9217133b5daae621c23bfe3bdbc4313f104b0cc405d7064bd01b7e679

                SHA512

                f43deba708cf798af76576d93f964cac2ae5a8e1f9bdc314184a672884ae04be0a4e6b0de06927d13e4de5ecb4aac9f7184b187f46107edb01b7ca814f43c03f

              • C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Tvwxqjrrlua.lnk

                Filesize

                1KB

                MD5

                3b611be5e8eb797c740e04985522c75d

                SHA1

                4657c029b047c4cf061b7d6be70e6f0c04a81618

                SHA256

                d35be264e5f6f9086672fee03df7798c0e4c7f5ab1be8e4bdbec5e7a9de54888

                SHA512

                200621e88d4e69fe746ce5108df4168f8751cefaa1df389b169a7db26de24abc032c8d14d2a99cb5108284b9b18b8020e8aef94ff3364656262cb20befd78fc8

              • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3618187007-3650799920-3290345941-1000\X8bq\MFPlat.DLL

                Filesize

                1.3MB

                MD5

                be1c23bbc51c64b1df465270722855a3

                SHA1

                8f1a580c325a76e3f4d1a9ac1e7c70404d37eea7

                SHA256

                a5533ded5e901d409aa6f389734ff99b260f3ed585f3fa5d327ce77f57acd90b

                SHA512

                d1c2504343c8840360b259a1a2c31dd90b300ccc934d08baff58a5ba87c7e9c59eeb02a4d2c00b9782069cf402557ff4ea5c3018617ca625c2266948b2d15c80

              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\2yDmgk\DUI70.dll

                Filesize

                1.5MB

                MD5

                52a34d1a05782bbaa7a8b77588d691f4

                SHA1

                5ea08473ceb0eb079b9bd6f9d4af06dd7780639e

                SHA256

                e54c15a9482ac0a50b50de8272324f8a305f3ac7c19d813932db632218c74d5b

                SHA512

                33b93053f2967d20b76f848f16ea1bfed91467221131220a69d277918109fba0c65b48ebef21fd1245b384ee1a4475bb71f144f53fe4f99d2816b789a1fe31d2

              • \Users\Admin\AppData\Local\XBKr9aE\WTSAPI32.dll

                Filesize

                1.3MB

                MD5

                8a3f9e3f454cc3641966d4d6890dbc11

                SHA1

                f7e5e62f9a4e72dd6e092935121c08126110a635

                SHA256

                906b1be9217133b5daae621c23bfe3bdbc4313f104b0cc405d7064bd01b7e679

                SHA512

                f43deba708cf798af76576d93f964cac2ae5a8e1f9bdc314184a672884ae04be0a4e6b0de06927d13e4de5ecb4aac9f7184b187f46107edb01b7ca814f43c03f

              • \Users\Admin\AppData\Local\XBKr9aE\psr.exe

                Filesize

                715KB

                MD5

                a80527109d75cba125d940b007eea151

                SHA1

                facf32a9ede6abfaa09368bfdfcfec8554107272

                SHA256

                68910f8aae867e938b6a3b76cdf176898ba275d9ade85b4ce00b03232de4c495

                SHA512

                77b86a597c33af8d3fbd9711f4abe6e0ca33b86279b1d28a25dcf3545a34b221be1ad7d11004d016203809cead1ebfd4b7e889ee9df2efc100eabf77963c1774

              • \Users\Admin\AppData\Local\mOJhR\DUI70.dll

                Filesize

                1.5MB

                MD5

                52a34d1a05782bbaa7a8b77588d691f4

                SHA1

                5ea08473ceb0eb079b9bd6f9d4af06dd7780639e

                SHA256

                e54c15a9482ac0a50b50de8272324f8a305f3ac7c19d813932db632218c74d5b

                SHA512

                33b93053f2967d20b76f848f16ea1bfed91467221131220a69d277918109fba0c65b48ebef21fd1245b384ee1a4475bb71f144f53fe4f99d2816b789a1fe31d2

              • \Users\Admin\AppData\Local\mOJhR\Utilman.exe

                Filesize

                1.3MB

                MD5

                32c5ee55eadfc071e57851e26ac98477

                SHA1

                8f8d0aee344e152424143da49ce2c7badabb8f9d

                SHA256

                7ca90616e68bc851f14658a366d80f21ddb7a7dd8a866049e54651158784a9ea

                SHA512

                e0943efa81f3087c84a5909c72a436671ee8cc3cc80154901430e83ec7966aac800ad4b26f4a174a0071da617c0982ceda584686c6e2056e1a83e864aca6c975

              • \Users\Admin\AppData\Local\oKjEEJ\MFPlat.DLL

                Filesize

                1.3MB

                MD5

                be1c23bbc51c64b1df465270722855a3

                SHA1

                8f1a580c325a76e3f4d1a9ac1e7c70404d37eea7

                SHA256

                a5533ded5e901d409aa6f389734ff99b260f3ed585f3fa5d327ce77f57acd90b

                SHA512

                d1c2504343c8840360b259a1a2c31dd90b300ccc934d08baff58a5ba87c7e9c59eeb02a4d2c00b9782069cf402557ff4ea5c3018617ca625c2266948b2d15c80

              • \Users\Admin\AppData\Local\oKjEEJ\rrinstaller.exe

                Filesize

                54KB

                MD5

                0d3a73b0b30252680b383532f1758649

                SHA1

                9f098d2037e4dd94eca6d04c37b3d4ad8b0cc931

                SHA256

                fc8a992b6ac311e1b1491ec3e31e273a41f7fdf3f68176321307b68489a03fbc

                SHA512

                a7961f4d8d0e07959d1501d721c7751b01af6704c7da5c1f31e40de5372ee6a1fce2f3e0077c8e6a1bed017e11ce4be9b0d17c04e30b222fb3f0df67b870b2d4

              • \Users\Admin\AppData\Roaming\Adobe\Flash Player\AssetCache\SFSCSH8P\ErEZdxW1J\psr.exe

                Filesize

                715KB

                MD5

                a80527109d75cba125d940b007eea151

                SHA1

                facf32a9ede6abfaa09368bfdfcfec8554107272

                SHA256

                68910f8aae867e938b6a3b76cdf176898ba275d9ade85b4ce00b03232de4c495

                SHA512

                77b86a597c33af8d3fbd9711f4abe6e0ca33b86279b1d28a25dcf3545a34b221be1ad7d11004d016203809cead1ebfd4b7e889ee9df2efc100eabf77963c1774

              • memory/900-88-0x000007FEF5AC0000-0x000007FEF5C42000-memory.dmp

                Filesize

                1.5MB

              • memory/900-85-0x0000000000100000-0x0000000000107000-memory.dmp

                Filesize

                28KB

              • memory/900-84-0x000007FEF5AC0000-0x000007FEF5C42000-memory.dmp

                Filesize

                1.5MB

              • memory/1208-19-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-76-0x0000000076EE6000-0x0000000076EE7000-memory.dmp

                Filesize

                4KB

              • memory/1208-26-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-28-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-29-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-31-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-30-0x00000000021E0000-0x00000000021E7000-memory.dmp

                Filesize

                28KB

              • memory/1208-38-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-39-0x0000000077150000-0x0000000077152000-memory.dmp

                Filesize

                8KB

              • memory/1208-40-0x0000000077180000-0x0000000077182000-memory.dmp

                Filesize

                8KB

              • memory/1208-49-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-51-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-3-0x0000000076EE6000-0x0000000076EE7000-memory.dmp

                Filesize

                4KB

              • memory/1208-24-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-21-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-23-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-25-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-4-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

                Filesize

                4KB

              • memory/1208-6-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-7-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-22-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-27-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-20-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-18-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-8-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-16-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-17-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-15-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-14-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-13-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-11-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-12-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-9-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/1208-10-0x0000000140000000-0x000000014014E000-memory.dmp

                Filesize

                1.3MB

              • memory/2344-2-0x00000000001A0000-0x00000000001A7000-memory.dmp

                Filesize

                28KB

              • memory/2344-52-0x000007FEF5B00000-0x000007FEF5C4E000-memory.dmp

                Filesize

                1.3MB

              • memory/2344-0-0x000007FEF5B00000-0x000007FEF5C4E000-memory.dmp

                Filesize

                1.3MB

              • memory/2492-71-0x000007FEF5B00000-0x000007FEF5C50000-memory.dmp

                Filesize

                1.3MB

              • memory/2492-66-0x0000000000080000-0x0000000000087000-memory.dmp

                Filesize

                28KB

              • memory/2492-67-0x000007FEF5B00000-0x000007FEF5C50000-memory.dmp

                Filesize

                1.3MB

              • memory/2580-109-0x000007FEF5B00000-0x000007FEF5C4F000-memory.dmp

                Filesize

                1.3MB

              • memory/2580-108-0x0000000000610000-0x0000000000617000-memory.dmp

                Filesize

                28KB

              • memory/2580-113-0x000007FEF5B00000-0x000007FEF5C4F000-memory.dmp

                Filesize

                1.3MB